Year	per 1,000 live births
1983	57.2
1984	55.2
1985	53.3
1986	51.5
1987	49.8
1988	48.2
1989	46.6
1990	45
1991	43.5
1992	41.9
1993	40.4
1994	38.9
1995	37.4
1996	36.1
1997	34.7
1998	33.5
1999	32.2
2000	31.1
2001	30
2002	29.1
2003	28.1
2004	27.3
2005	26.5
2006	25.7
2007	25
2008	24.4
2009	23.8
2010	23.2
2011	22.6
2012	22
2013	21.5
2014	21
2015	20.5
2016	20
2017	19.4
2018	18.8
2019	18.3
2020	17.7
2021	17.2
2022	16.6